Finding the Fourth Proportional to 2,539,441.36, 3,800,067.72 and 2,199,064
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Solution
The fourth proportional to 2,539,441.36, 3,800,067.72 and 2,199,064 is: 3,290,720.65
Step by Step Solution
- Step 1: Write the proportion equation
2,539,441.36 : 3,800,067.72 = 2,199,064 : x - Step 2: Convert to fraction form
2,539,441.36/3,800,067.72 = 2,199,064/x - Step 3: Cross multiply
2,539,441.36x = 3,800,067.72 × 2,199,064 - Step 4: Simplify right side
2,539,441.36x = 8,356,592,120,614.08 - Step 5: Solve for x
x = 8,356,592,120,614.08/2,539,441.36 - Step 6: Final answer
x = 3,290,720.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.